| Farmington Hills to Oberkirch | 4,174.49 mi (6,718.19 km) |
| Farmington Hills to Obernburg am Main | 4,167.14 mi (6,706.36 km) |
| Farmington Hills to Obernkirchen | 4,078.93 mi (6,564.41 km) |
| Farmington Hills to Oberschleissheim | 4,319.10 mi (6,950.92 km) |
| Farmington Hills to Oberstdorf | 4,301.93 mi (6,923.29 km) |
| Farmington Hills to Obertraubling | 4,314.08 mi (6,942.84 km) |
| Farmington Hills to Obertshausen | 4,147.23 mi (6,674.33 km) |
| Farmington Hills to Oberursel | 4,132.62 mi (6,650.80 km) |
| Farmington Hills to Ochsenfurt | 4,209.07 mi (6,773.84 km) |
| Farmington Hills to Ochsenhausen | 4,263.83 mi (6,861.98 km) |
| Farmington Hills to Ochtrup | 4,010.56 mi (6,454.38 km) |
| Farmington Hills to Odenthal | 4,048.25 mi (6,515.03 km) |
| Farmington Hills to Oelde | 4,058.77 mi (6,531.95 km) |
| Farmington Hills to Oelsnitz | 4,258.31 mi (6,853.10 km) |
| Farmington Hills to Oer-Erkenschwick | 4,032.16 mi (6,489.13 km) |
